| |
|
|---|
| Half life: | 38.83 h 5 | |
|---|
| Jp: | 3/2- |
|---|
| Sn (keV): | 9697.9 19 |
|---|
| Sp (keV): | 7992.3 18 |
|---|
| Prod. mode: |
Fission product
Fast neutron activation
Thermal neutron activation
|
|---|
| | |
|---|
| ENSDF citation: | NDS 81, 417 (1997) |
|---|
| Literature cut-off date: | 15-Jul-1997 |
|---|
| Author(s): | A.R. Farhan and B. Singh |
|---|
| References since cut-off: |
77As decay from 1997-98 (NSR)
|
|---|
| |
|---|
Decay properties:
|
|---|
| Mode | Branching (%) | Q-value (keV) |
References |
|---|
| b- | 100 | 682.9 18 |
83Da24 71Ar24 |
| |
|---|
Most Recent ENSDF Data (12/2002)
|
|---|
| Mode | Data set name | Display data |
|---|
|
|---|
| TORI Data (1999)
Gammas from 77As (38.83 h 5)
|
|---|
| Eg (keV) |
Ig (%) | Decay mode |
|---|
|
| 13.38 |
<0.00016 |
b- |
| 51.3620 10 |
0.00072 8 |
b- |
| 62.1503 10 |
<0.00008 |
b- |
| 81.1862 20 |
0.00038 5 |
b- |
| 87.8671 11 |
0.202 11 |
b- |
| 125.8437 10 |
0.00119 11 |
b- |
| 139.2266 13 |
0.0099 6 |
b- |
| 161.9224 8 |
0.146 8 |
b- |
| 200.4506 21 |
0.00107 11 |
b- |
| 238.9963 18 |
1.6 |
b- |
| 249.7862 21 |
0.394 16 |
b- |
| 270.847 3 |
0.0083 5 |
b- |
| 281.638 3 |
0.058 3 |
b- |
| 439.453 4 |
0.00102 11 |
b- |
| 520.639 4 |
0.558 22 |
b- |
|
X-rays from 77As (38.83 h 5)
|
|---|
| E (keV) |
I (%) | Assignment |
|---|
|
| 1.204 |
1.02E-04 22 |
Se Ll |
| 1.245 |
6.2E-05 16 |
Se Lh |
| 1.379 |
0.0018 4 |
Se La1 |
| 1.379 |
2.0E-04 4 |
Se La2 |
| 1.419 |
0.0011 3 |
Se Lb1 |
| 1.424 |
8.2E-06 17 |
Se Lb6 |
| 1.486 |
4.8E-05 14 |
Se Lb4 |
| 1.492 |
7.1E-05 22 |
Se Lb3 |
| 1.648 |
1.3E-05 4 |
Se Lg3 |
| 1.648 |
2.3E-06 7 |
Se Lg2 |
| 11.004 |
1.56E-07 9 |
Se Ka3 |
| 11.182 |
0.0288 15 |
Se Ka2 |
| 11.222 |
0.056 3 |
Se Ka1 |
| 12.490 |
0.00383 20 |
Se Kb3 |
| 12.496 |
0.0074 4 |
Se Kb1 |
| 12.601 |
1.91E-05 12 |
Se Kb5 |
| 12.652 |
0.00053 3 |
Se Kb2 |
| 12.658 |
1.36E-05 9 |
Se Kb4 |
Betas from 77As (38.83 h 5)
|
|---|
| Eb endpoint (keV) |
Ib (%) | Decay mode |
|---|
|
| 162.26 |
0.63 10 |
b- |
| 243.45 |
0.0017 3 |
b- |
| 381.75 |
0.013 2 |
b- |
| 433.11 |
0.63 10 |
b- |
| 443.9 |
1.6 2 |
b- |
| 520.98 |
0.092 16 |
b- |
| 682.9 |
97.0 3 |
b- |
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